public Cell(uint theX, uint theY, Border theBorder, bool theIsExit, bool theInAccessible)
 {
     this.x = theX;
     this.y = theY;
     this.border = theBorder;
     this.isExit = theIsExit;
     this.inAccessible = theInAccessible;
 }
 public Cell()
 {
     border = new Border();
 }